Executive producer Bruce Timm revealed at WonderCon in San Francisco that Justice League: Doom, loosely based on the 2000 JLA story arc “Tower of Babel,” will be Warner Bros. Animation’s first feature of 2012.

The Milestone Media co-founder, Static Shock creator and Justice League Unlimited writer and producer has passed away from unknown causes. His latest project, an animated adaptation of All-Star Superman, went on sale today.